Lazy context supplier. A thunk rather than the context itself so a
host never pays for engine construction on tools that don't call it —
the guide and validate tools teach and check the DSL without touching
the lake, and a per-request host would otherwise build a client for
nothing.
Lazy context supplier. A thunk rather than the context itself so a host never pays for engine construction on tools that don't call it — the guide and validate tools teach and check the DSL without touching the lake, and a per-request host would otherwise build a client for nothing.